Michael G. McManus

Duane Morris LLP
505 9th Street, N.W., Suite 1000
Washington, DC 20004-2166

Phone: +1 202 776 5239
Fax: +1 202 478 0159
Email: MGMcManus@duanemorris.com

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Michael G. McManus


Michael G. McManus is co-chair of Duane Morris' ITC Section 337 Litigation Practice Group. Mr. McManus focuses his practice on patent-based Section 337 litigation before the ITC, along with patent-infringement litigation in federal district courts. He has been active in handling Section 337 investigations since 2001. Mr. McManus has also represented clients in administrative proceedings before U.S. Customs and Border Protection (CBP) concerning tariff classification, NAFTA, ITC exclusion orders and related matters. Prior to starting his private practice, he was an attorney advisor with CBP.

He is the co-author of a treatise on the law and procedure applicable to Section 337 investigations before the International Trade Commission titled Section 337 Investigations: Unfair Trade Practice Litigation Before the ITC, Law Journal Press (2014).

Mr. McManus is a 1993 graduate of the University of Arkansas School of Law and a graduate of Georgia State University (M.S., Chemistry; B.S., Biology) and the University of Georgia (B.A., Political Science).

Representative Matters

  • Oscillating Sprinklers, Sprinkler Components, and Nozzles, 337-TA-448
  • Set-Top Boxes and Components Thereof, 337-TA-454
  • Gel-filled Wrist Rests and Products Containing Same, 337-TA-456
  • Sortation Systems, Parts Thereof, and Products Containing Same, 337-TA-460
  • Clay Target Throwing Machines And Components Thereof, 337-TA-461
  • Compact Disc and DVD Holders, 337-TA-482
  • Zero-Mercury-Added Alkaline Batteries, Parts Thereof, and Products Containing Same, 337-TA-493
  • Audio Digital-to-Analog Converters and Products Containing Same, 337-TA-499
  • Encapsulated Integrated Circuit Devices and Products Containing, 337-TA-501
  • Foam Masking Tape, 337-TA-528
  • Rubber Antidegradants, Components Thereof, and Products Containing Same, 337-TA-533
  • NAND Flash Memory Devices and Products Containing Same, 337-TA-553
  • Ink Cartridges and Components Thereof, 337-TA-565
  • L-Lysine Feed Products, Their Methods of Production and Genetic Constructs for Production Thereof, 337-TA-571
  • Mobile Telephone Handsets, Wireless Communication Devices, and Components Thereof, 337-TA-578
  • Digital Cameras and Component Parts Thereof, 337-TA-593
  • Integrated Circuits and Products Containing Same, 337-TA-656
  • MLC Flash Memory Devices and Products Containing Same, 337-TA-683
  • Devices for Mobile Data Communication Devices, 337-TA-809
  • Sintered Rare Earth Magnets, Methods of Making Same and Products Containing Same, Inv. No. 337-TA-855

Areas of Practice

  • Section 337 Litigation
  • Intellectual Property Law
  • Patent Litigation


  • District of Columbia
  • Georgia
  • U.S. Patent and Trademark Office
  • U.S. District Court for the District of Columbia
  • U.S. Court of International Trade
  • U.S. Court of Appeals for the Ninth Circuit
  • U.S. Court of Appeals for the Federal Circuit
  • U.S. District Court for the Northern District of Georgia


  • University of Arkansas School of Law, J.D., 1993
  • Georgia State University, M.S., Chemistry, 1998
  • Georgia State University, B.S., Biology, 1996
  • University of Georgia, B.A., Political Science, 1991


  • Duane Morris LLP
    - Partner, 2012-present
  • McKool Smith
    - Partner, 2007-2012
  • Adduci, Mastriani & Schaumberg, LLP
    - Partner, 2001-2007
  • U.S. Customs, Office of Regulations and Rulings, 1998-2000

Professional Activities

  • District of Columbia Bar
    - Intellectual Property Law Section
  • State Bar of Georgia
  • American Intellectual Property Law Association
  • International Trade Commission Trial Lawyers Association
  • American Chemical Society
  • Washington International Trade Association
  • Patent Lawyers Club of Washington

Honors and Awards

  • Listed as an "IP Star" in Managing Intellectual Property's IP Stars, 2013 and 2015

Civic and Charitable Activities

  • Member, Georgia Conservancy

Selected Publications

Selected Speaking Engagements

  • "What's Trending at the U.S. International Trade Commission: Empirical Analysis of Recent Rulings and Trends in Section 337 Litigation 2014," Practising Law Institute, Audio, April 11, 2014
  • "Evaluating Whether to Litigate at the ITC, Navigating the Process, and Understanding Markman Hearings," Greater Richmond Area Intellectual Property Association, September 18, 2012
  • "Patent Litigation Before the International Trade Commission: Latest Developments," Strafford Publications Live CLE, September 11, 2012
  • "Patent Litigation: A Closer Look at the International Trade Commission (ITC)," ALM Litigation Summit and Exposition, November 15, 2011